Panasonic SA-PT160E, Руководство по обслуживанию

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Be careful when disassembling and servicing.
Some chassis components may have sharp edges.
Special Note:
9 Assembling and Disassembling
“ATTENTION SERVICER”
1. This section describes the disassembly procedures for all the major printed circuit boards and main components.
2. Before the disassembly process was carried out, do take special note that all safety precautions are to be carried out.
(Ensure that no AC power supply is connected during disassembling.)
3. For assembly after operation checks or replacement, reverse the respective procedures.
Special reassembly procedures are described only when required.
4. The Digital Amp IC may have high temperature after prolonged use.
5. Use caution when removing the top cabinet and avoid touching heat sinks located in the unit
6. This unit uses Switching Mode Power Supply (SMPS) Module P.C.B. for providing the voltage supply. It is advisable to
replace as a unit. Do not attempt to replace any individual components on board.
7. Select items from the following index when checks or replacement are required.
•
• •
•
Disassembly of Top Cabinet
• • • •
Disassembly of DVD Lid (When taking out disc manually)
• • • •
Disassembly of Front Panel
•
• •
•
Disassembly of Volume P.C.B.
• • • •
Disassembly of Panel P.C.B.
•
• •
•
Disassembly of USB P.C.B.
• • • •
Disassembly of Rear Panel
• • • •
Disassembly of DVD Mechanism Unit
•
• •
•
Disassembly of DVD Module P.C.B.
• • • •
Disassembly of USB Relay P.C.B.
• • • •
Disassembly of Main P.C.B. & Tuner Extent P.C.B.
•
• •
•
Replacement of Digital Amp IC (IC5100/IC5200/IC5300)
• • • •
Replacement of Regulator IC (IC2903)
• • • •
Disassembly of SMPS Module P.C.B.
•
• •
•
Disassembly of Tuner Extent P.C.B.
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SA-PT160E / SA-PT160EB / SA-PT160EG